Arceneaux, LA Weather Forecast
Local 7-day forecast
Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Arceneaux, LA in one place.
Sunny, with a high near 94. Heat index values as high as 106. South wind around 0 mph.
Local Weather Overview
This forecast page for Arceneaux, LA is designed for quick trip planning, giving you a clean read on daytime highs, overnight lows, and changing conditions across the upcoming forecast window. Latest sync: Sep 15, 2026 7:32 PM CDT.
The active forecast window currently covers Sep 15 to Sep 21, 2026 for Arceneaux, LA.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Sep 15 to Sep 21, 2026
- Latest sync
- Sep 15, 2026 7:32 PM CDT
- Forecast office
- LCH
- Source
- NOAA / NWS
Daily Outlook
This Week in Arceneaux
Saturday looks like the warmest upcoming period in Arceneaux at 95 degrees F.
Thursday Night is the coolest period ahead with temperatures near 69 degrees F.
The strongest winds are forecast for Wednesday at about 0 to 10 mph E.
Precipitation is mentioned in 6 upcoming forecast periods.
Forecast Details
- Last updated
- Sep 15, 2026 7:32 PM CDT
- Coverage
- 7 days
- Time zone
- America/Chicago
- Forecast office
- LCH
- Radar station
- KLCH
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
A slight chance of showers and thunderstorms between 7pm and 9pm. Mostly clear, with a low around 76. Heat index values as high as 103. Southeast wind around 0 mph. Chance of precipitation is 20%.
A slight chance of showers and thunderstorms between 2pm and 4pm. Sunny, with a high near 94. Heat index values as high as 109. East wind 0 to 10 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.
Partly cloudy, with a low around 75. Heat index values as high as 100. East wind 5 to 10 mph.
Sunny, with a high near 94. East wind 5 to 10 mph.
Clear, with a low around 69. East wind 0 to 5 mph.
Sunny, with a high near 94. East wind 0 to 5 mph.
Clear, with a low around 70. Southeast wind 0 to 5 mph.
Sunny, with a high near 95. East wind 0 to 5 mph.
Mostly clear, with a low around 73.
A chance of showers and thunderstorms after 1pm. Sunny, with a high near 95. Chance of precipitation is 30%.
A chance of showers and thunderstorms before 7pm. Mostly clear, with a low around 74. Chance of precipitation is 30%.
A chance of showers and thunderstorms after 1pm. Sunny, with a high near 94. Chance of precipitation is 30%.
A chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 74.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
This Afternoon
Sep 15
|
Sunny
|
94°F |
0 mph
|
|
Tonight
Sep 15
|
Slight Chance Showers And Thunderstorms then Mostly Clear
|
76°F |
0 mph
|
|
Wednesday
Sep 16
|
Sunny then Slight Chance Showers And Thunderstorms
|
94°F |
0 to 10 mph
E
|
|
Wednesday Night
Sep 16
|
Partly Cloudy
|
75°F |
5 to 10 mph
E
|
|
Thursday
Sep 17
|
Sunny
|
94°F |
5 to 10 mph
E
|
|
Thursday Night
Sep 17
|
Clear
|
69°F |
0 to 5 mph
E
|
|
Friday
Sep 18
|
Sunny
|
94°F |
0 to 5 mph
E
|
|
Friday Night
Sep 18
|
Clear
|
70°F |
0 to 5 mph
SE
|
|
Saturday
Sep 19
|
Sunny
|
95°F |
0 to 5 mph
E
|
|
Saturday Night
Sep 19
|
Mostly Clear
|
73°F |
0 to 5 mph
S
|
|
Sunday
Sep 20
|
Sunny then Chance Showers And Thunderstorms
|
95°F |
0 to 5 mph
E
|
|
Sunday Night
Sep 20
|
Chance Showers And Thunderstorms then Mostly Clear
|
74°F |
0 to 5 mph
S
|
|
Monday
Sep 21
|
Sunny then Chance Showers And Thunderstorms
|
94°F |
0 to 5 mph
NE
|
|
Monday Night
Sep 21
|
Chance Showers And Thunderstorms then Partly Cloudy
|
74°F |
0 mph
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Arceneaux.